QuickCheck2 support for the test-framework package.

This requires ghc, haskell-transformers, haskell-ansi-terminal,
haskell-hostname, haskell-xml, haskell-mtl, haskell-ansi-wl-pprint,
haskell-QuickCheck, haskell-regex-base, haskell-regex-posix, and
haskell-test-framework.

After uninstalling, run this command to unregister the package from
the ghc package database:   ghc-pkg recache
